/* roulang page: index */
:root{
  --jade-900:#0A2B27;
  --jade-800:#0E3D38;
  --jade-600:#1C5C53;
  --amber:#D2703A;
  --amber-dark:#B85C2B;
  --amber-soft:rgba(210,112,58,.12);
  --bamboo:#7FA99B;
  --bamboo-soft:rgba(127,169,155,.16);
  --paper:#F6F2EA;
  --card:#FFFFFF;
  --ink:#1B1F1E;
  --ink-2:#5A625F;
  --ink-3:#8A918D;
  --line:#E4DFD5;
  --line-2:#EFEAE1;
  --ok:#2F7D5D;
  --warn:#C0392B;
  --focus:rgba(210,112,58,.45);
  --r-card:16px;
  --r-img:14px;
  --r-badge:6px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,24,22,.04);
  --sh-2:0 8px 24px -12px rgba(16,24,22,.12);
  --sh-3:0 12px 32px -16px rgba(14,61,56,.35);
  --serif:'Noto Serif SC','Songti SC','SimSun',serif;
  --sans:'PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{font-family:var(--serif);margin:0;line-height:1.25;color:var(--ink)}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:4px}

.container{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section--paper{background:var(--paper)}
.section--white{background:#fff}
.section--deep{background:var(--jade-800);color:#fff}
.section--deep h2,.section--deep h3{color:#fff}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.16em;color:var(--jade-600);
  background:var(--bamboo-soft);padding:6px 14px;border-radius:var(--r-badge);
  margin-bottom:18px;font-weight:600;
}
.eyebrow::before{content:"";width:14px;height:2px;background:var(--amber);display:block}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{font-size:clamp(1.6rem,2.6vw,2.25rem);font-weight:700;margin-bottom:14px}
.section-head p{color:var(--ink-2);font-size:16.5px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.section-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}

.link-arrow{
  display:inline-flex;align-items:center;gap:6px;color:var(--jade-600);
  font-size:15px;font-weight:600;transition:color .2s ease-out;
}
.link-arrow svg{transition:transform .2s ease-out}
.link-arrow:hover{color:var(--amber)}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);border:1px solid transparent;
  padding:0 26px;height:48px;font-size:15.5px;font-weight:600;cursor:pointer;
  transition:transform .2s ease-out,background-color .2s ease-out,color .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
  white-space:nowrap;
}
.btn-primary{background:var(--amber);color:#fff;box-shadow:var(--sh-3)}
.btn-primary:hover{background:var(--amber-dark);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;border:1.5px solid rgba(255,255,255,.7);color:#fff}
.btn-ghost:hover{background:#fff;color:var(--jade-800)}
.btn-outline{background:transparent;border:1.5px solid var(--jade-600);color:var(--jade-600)}
.btn-outline:hover{background:var(--jade-600);color:#fff}
.btn-sm{height:40px;padding:0 20px;font-size:14.5px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:#fff;
  border-bottom:1px solid var(--line);transition:box-shadow .2s ease-out;
}
.site-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(16,24,22,.45)}
.nav-inner{height:68px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{color:var(--jade-800);display:block;width:34px;height:34px}
.logo-text{display:flex;flex-direction:column;line-height:1.1}
.logo-text b{font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:.02em;color:var(--jade-900)}
.logo-text em{font-style:normal;font-size:11px;letter-spacing:.18em;color:var(--ink-3);margin-top:3px}

.nav-menu{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-menu a{
  position:relative;display:block;padding:10px 14px;font-size:15px;color:var(--ink-2);
  transition:color .2s ease-out;
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--jade-600);transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease-out;
}
.nav-menu a:hover{color:var(--jade-800)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.is-active{color:var(--jade-800);font-weight:600}
.nav-menu a.is-active::after{transform:scaleX(1)}

.nav-right{display:flex;align-items:center;gap:16px;flex-shrink:0}
.nav-search{position:relative;width:220px}
.nav-search svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--ink-3)}
.nav-search input{
  width:100%;height:42px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#FCFAF6;padding:0 16px 0 40px;font-size:14px;transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.nav-search input::placeholder{color:var(--ink-3)}
.nav-search input:focus{outline:none;border-color:var(--amber);box-shadow:0 0 0 3px var(--focus);background:#fff}

.burger{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;cursor:pointer;
}
.burger span{display:block;width:18px;height:2px;background:var(--jade-800);border-radius:2px;position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--jade-800);border-radius:2px}
.burger span::before{top:-6px}
.burger span::after{top:6px}

.drawer-mask{
  position:fixed;inset:0;background:rgba(10,43,39,.5);opacity:0;visibility:hidden;
  transition:opacity .22s ease-out,visibility .22s ease-out;z-index:60;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:300px;max-width:86vw;background:#fff;z-index:70;
  transform:translateX(102%);transition:transform .26s ease-out;padding:22px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:18px;color:var(--ink-2)}
.drawer nav a{display:block;padding:14px 4px;font-size:16px;color:var(--ink);border-bottom:1px solid var(--line-2)}
.drawer nav a.is-active{color:var(--jade-800);font-weight:600}
.drawer-search{margin:20px 0 16px;position:relative}
.drawer-search input{width:100%;height:44px;border-radius:var(--r-pill);border:1px solid var(--line);padding:0 18px;font-size:14px;background:#FCFAF6}
.drawer .btn{width:100%}

/* ---------- Hero ---------- */
.hero{
  position:relative;display:flex;align-items:center;min-height:560px;padding:70px 0 78px;
  background:var(--jade-800) url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:#fff;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(10,43,39,.95) 0%,rgba(14,61,56,.85) 46%,rgba(14,61,56,.62) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:center}
.hero-copy{grid-column:span 6}
.hero-copy h1{
  font-size:clamp(2.1rem,4.2vw,3.4rem);line-height:1.2;font-weight:700;color:#fff;margin-bottom:20px;
}
.hero-copy h1 span{color:#EBB98F}
.hero-sub{font-size:17px;color:rgba(255,255,255,.86);max-width:520px;margin-bottom:24px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.hero-points li{
  display:inline-flex;align-items:center;gap:7px;font-size:13.5px;color:rgba(255,255,255,.9);
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  padding:7px 14px;border-radius:var(--r-badge);
}
.hero-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-visual{grid-column:span 6;display:flex;justify-content:flex-end}
.hero-card{
  width:100%;max-width:460px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.2);border-radius:var(--r-card);padding:14px;
  animation:breathe 3s ease-in-out infinite;
}
.hero-card img{border-radius:var(--r-img);width:100%;height:280px;object-fit:cover}
.hero-card-foot{display:flex;align-items:center;justify-content:space-between;padding:14px 8px 4px;font-size:13.5px;color:rgba(255,255,255,.85)}
.hero-card-foot strong{font-family:var(--serif);font-size:16px;color:#fff;letter-spacing:.02em}
@keyframes breathe{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ---------- 倒计时条 ---------- */
.countdown-bar{background:var(--jade-900);color:#fff}
.countdown-inner{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:54px;padding-top:8px;padding-bottom:8px;
  overflow-x:auto;scrollbar-width:none;
}
.countdown-inner::-webkit-scrollbar{display:none}
.cd-left{display:flex;align-items:center;gap:10px;font-size:14.5px;white-space:nowrap;color:rgba(255,255,255,.9)}
.pulse-dot{width:9px;height:9px;border-radius:50%;background:var(--amber);position:relative;flex-shrink:0}
.pulse-dot::after{
  content:"";position:absolute;inset:-5px;border-radius:50%;border:1px solid rgba(210,112,58,.6);
  animation:pulse 1.8s ease-out infinite;
}
@keyframes pulse{0%{transform:scale(.6);opacity:.9}100%{transform:scale(1.5);opacity:0}}
.cd-timer{display:flex;align-items:center;gap:8px;white-space:nowrap}
.cd-cell{display:flex;align-items:baseline;gap:4px;background:rgba(255,255,255,.1);border-radius:8px;padding:4px 10px}
.cd-cell b{font-family:var(--serif);font-size:17px;letter-spacing:.04em;font-variant-numeric:tabular-nums}
.cd-cell span{font-size:11.5px;color:rgba(255,255,255,.65)}

/* ---------- 数据速览 ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-1);transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.stat-card:hover{transform:translateY(-2px);border-color:var(--bamboo);box-shadow:var(--sh-2)}
.stat-card b{font-family:var(--serif);font-size:40px;line-height:1;color:var(--jade-600);display:block;margin-bottom:10px}
.stat-card b em{font-style:normal;font-size:16px;color:var(--amber);margin-left:4px}
.stat-card h3{font-size:15.5px;font-weight:600;margin-bottom:8px}
.stat-card p{font-size:14px;color:var(--ink-2);line-height:1.75}

/* ---------- 5/7 要点区 ---------- */
.split{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start}
.split-left h2{font-size:clamp(1.6rem,2.6vw,2.15rem);font-weight:700;margin-bottom:16px}
.split-left p{color:var(--ink-2)}
.split-left .stamp{margin-top:26px;display:inline-block;font-size:13px;letter-spacing:.14em;color:var(--jade-600);border-left:3px solid var(--amber);padding-left:12px}
.num-list li{
  display:flex;gap:24px;padding:24px 0;border-bottom:1px solid var(--line);
  transition:background-color .2s ease-out;
}
.num-list li:first-child{padding-top:4px}
.num-list li:hover .num{color:var(--amber);transform:translateX(-4px)}
.num{
  font-family:var(--serif);font-size:clamp(2.6rem,4vw,3.6rem);line-height:1;color:var(--jade-600);
  flex-shrink:0;width:88px;transition:color .2s ease-out,transform .2s ease-out;font-weight:700;
}
.num-body h3{font-size:17px;margin-bottom:8px;font-weight:600}
.num-body p{font-size:14.5px;color:var(--ink-2);line-height:1.8}

/* ---------- 流程 ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.flow-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 20px;position:relative;box-shadow:var(--sh-1);
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.flow-item:hover{transform:translateY(-3px);border-color:var(--bamboo);box-shadow:var(--sh-2)}
.flow-step{font-family:var(--serif);font-size:13px;letter-spacing:.16em;color:var(--bamboo);font-weight:700;margin-bottom:14px}
.flow-item h3{font-size:16px;margin-bottom:10px}
.flow-item p{font-size:13.8px;color:var(--ink-2);line-height:1.75}
.flow-item::after{
  content:"";position:absolute;top:44px;right:-10px;width:20px;height:1px;background:var(--line);
}
.flow-item:last-child::after{display:none}

/* ---------- 图墙 ---------- */
.gallery{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  grid-template-rows:repeat(4,170px);
  grid-template-areas:
    "a a b c"
    "a a d e"
    "f f g h"
    "f f i j";
}
.gi{position:relative;overflow:hidden;border-radius:var(--r-img);background:var(--jade-900)}
.gi img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.gi figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 16px 12px;color:#fff;font-size:13.5px;
  background:linear-gradient(to top,rgba(10,43,39,.86),rgba(10,43,39,0));
  opacity:0;transform:translateY(6px);transition:opacity .24s ease-out,transform .24s ease-out;
}
.gi:hover img{transform:scale(1.03)}
.gi:hover figcaption{opacity:1;transform:translateY(0)}
.gi-a{grid-area:a}.gi-b{grid-area:b}.gi-c{grid-area:c}.gi-d{grid-area:d}.gi-e{grid-area:e}
.gi-f{grid-area:f}.gi-g{grid-area:g}.gi-h{grid-area:h}.gi-i{grid-area:i}.gi-j{grid-area:j}

/* ---------- 分类卡片 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.cat-card{
  display:flex;gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.cat-card:hover{transform:translateY(-2px);border-color:var(--bamboo);box-shadow:var(--sh-2)}
.cat-card img{width:132px;height:118px;object-fit:cover;border-radius:var(--r-img);flex-shrink:0}
.cat-card h3{font-size:17px;margin-bottom:8px}
.cat-card p{font-size:14px;color:var(--ink-2);line-height:1.75;margin-bottom:12px}
.badge{
  display:inline-block;font-size:12px;padding:4px 10px;border-radius:var(--r-badge);
  background:var(--bamboo-soft);color:var(--jade-600);font-weight:600;
}
.badge--amber{background:var(--amber-soft);color:var(--amber-dark)}

/* ---------- 资讯列表 ---------- */
.news-lead{
  display:grid;grid-template-columns:5fr 7fr;gap:0;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;
}
.news-lead:hover{border-color:var(--bamboo);box-shadow:var(--sh-2);transform:translateY(-2px)}
.news-lead__media{display:block;background:var(--jade-900)}
.news-lead__media img{width:100%;height:100%;min-height:250px;object-fit:cover}
.news-lead__body{padding:30px 32px;display:flex;flex-direction:column;gap:14px}
.news-lead__body h3{font-size:22px;line-height:1.4}
.news-lead__body h3 a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-lead__body p{
  font-size:14.5px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--ink-3);flex-wrap:wrap}
.news-rows{margin-top:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.news-row{
  display:flex;align-items:center;gap:20px;padding:20px 24px;border-bottom:1px solid var(--line-2);
  transition:background-color .2s ease-out;
}
.news-row:last-child{border-bottom:none}
.news-row:hover{background:#FBF9F5}
.news-row__main{flex:1;min-width:0}
.news-row__main h3{font-size:16.5px;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-row__main p{font-size:13.8px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0}
.news-row .link-arrow{flex-shrink:0}
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);color:var(--ink-3);font-size:14.5px;
}
.empty-state svg{color:var(--bamboo)}

/* ---------- 深色 CTA + 表单 ---------- */
.cta-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.cta-left h2{font-size:clamp(1.7rem,2.8vw,2.3rem);margin-bottom:18px}
.cta-left > p{color:rgba(255,255,255,.82);margin-bottom:26px;font-size:16px}
.check-list li{
  display:flex;align-items:flex-start;gap:12px;font-size:15px;color:rgba(255,255,255,.92);margin-bottom:14px;
}
.check-list li::before{
  content:"";width:9px;height:9px;background:var(--amber);border-radius:2px;flex-shrink:0;margin-top:9px;
}
.form-card{background:#fff;border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-3)}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card > p{font-size:13.5px;color:var(--ink-2);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;color:var(--ink-2);margin-bottom:7px;font-weight:600}
.field input,.field select,.field textarea{
  width:100%;height:44px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#FCFAF6;padding:0 18px;font-size:14.5px;transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.field textarea{height:92px;border-radius:16px;padding:12px 18px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-3)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--jade-600);box-shadow:0 0 0 3px rgba(28,92,83,.16);background:#fff}
.form-card .btn{width:100%}
.form-note{font-size:12.5px;color:var(--ink-3);margin-top:12px;line-height:1.7}
.form-note.is-done{color:var(--ok)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.faq-item:hover{border-color:var(--bamboo)}
.faq-item.is-open{border-color:var(--jade-600);box-shadow:var(--sh-2)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;padding:20px 24px;background:none;border:none;
  cursor:pointer;text-align:left;font-size:16px;font-weight:500;color:var(--ink);
}
.faq-q .idx{font-family:var(--serif);font-size:14px;color:var(--bamboo);font-weight:700;flex-shrink:0}
.faq-q .txt{flex:1}
.faq-icon{
  width:26px;height:26px;flex-shrink:0;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--jade-600);
  transition:transform .22s ease-out,background-color .22s ease-out,color .22s ease-out;
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--jade-600);color:#fff;border-color:var(--jade-600)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease-out}
.faq-a p{padding:0 24px 22px 62px;font-size:14.5px;color:var(--ink-2);line-height:1.85}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--jade-900);color:rgba(255,255,255,.72);padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand .logo-text b{color:#fff}
.footer-brand .logo-text em{color:rgba(255,255,255,.55)}
.footer-brand .logo-mark{color:#fff}
.footer-brand p{font-size:14px;line-height:1.85;margin-top:18px;max-width:300px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:600;font-family:var(--sans)}
.footer-col li{margin-bottom:12px}
.footer-col a{font-size:14px;transition:color .2s ease-out}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-col p{font-size:14px;line-height:1.9}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:22px 0;display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .section{padding:76px 0}
  .hero{min-height:auto;padding:56px 0 62px}
  .hero-copy,.hero-visual{grid-column:span 12}
  .hero-visual{justify-content:flex-start;margin-top:34px}
  .hero-card{max-width:100%}
  .nav-search{width:170px}
  .split{grid-template-columns:1fr;gap:34px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .flow-item::after{display:none}
  .cta-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .news-lead{grid-template-columns:1fr}
  .news-lead__media img{min-height:210px}
}
@media (max-width:768px){
  .nav-menu,.nav-search,.nav-right .btn{display:none}
  .burger{display:flex}
  .nav-right{margin-left:auto}
  .gallery{
    grid-template-columns:repeat(2,1fr);
    grid-template-rows:repeat(5,132px);
    grid-template-areas:none;
  }
  .gallery > .gi{grid-area:auto}
  .gi-a img,.gi-f img{transform:none}
  .cat-grid{grid-template-columns:1fr}
  .cat-card img{width:104px;height:96px}
  .container{padding:0 20px}
}
@media (max-width:520px){
  body{font-size:15.5px}
  .section{padding:56px 0}
  .hero-copy h1{font-size:clamp(1.7rem,7.6vw,2.2rem)}
  .hero-actions .btn{width:100%}
  .stats-grid{grid-template-columns:1fr;gap:16px}
  .flow-grid{grid-template-columns:1fr}
  .num{width:62px;font-size:2.2rem}
  .num-list li{gap:16px;padding:18px 0}
  .form-card{padding:22px}
  .news-lead__body{padding:22px}
  .news-row{flex-direction:column;align-items:flex-start;gap:10px}
  .faq-q{padding:16px 18px;font-size:15px}
  .faq-a p{padding:0 18px 20px 18px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
}

/* roulang page: article */
:root{
    --ink:#0E3D38;
    --ink-deep:#0A2B27;
    --ink-mid:#1C5C53;
    --amber:#D2703A;
    --amber-dark:#BF6130;
    --bamboo:#7FA99B;
    --paper:#F6F2EA;
    --card:#FFFFFF;
    --text:#1B1F1E;
    --muted:#5A625F;
    --weak:#8A918D;
    --line:#E4DFD5;
    --sep:#EFEAE1;
    --ok:#2F7D5D;
    --warn:#C0392B;
    --focus:rgba(210,112,58,.45);
    --font-head:'Noto Serif SC','Songti SC',serif;
    --font-body:'PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
    --r-card:16px;
    --r-img:14px;
    --r-badge:6px;
    --sh-1:0 1px 2px rgba(16,24,22,.04);
    --sh-2:0 8px 24px -12px rgba(16,24,22,.12);
    --sh-3:0 12px 32px -16px rgba(14,61,56,.35);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--paper);
    color:var(--text);
    font-family:var(--font-body);
    font-size:16.5px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button{font:inherit;color:inherit}
  ul,ol{margin:0;padding:0}
  h1,h2,h3,h4{font-family:var(--font-head);color:var(--ink-deep);line-height:1.35}
  .shell{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
  @media (min-width:1024px){ .shell{padding:0 32px} }
  .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

  /* ---------- header ---------- */
  .site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .22s ease-out}
  .site-header.is-scrolled{box-shadow:0 8px 22px -18px rgba(16,24,22,.42)}
  .nav-inner{display:flex;align-items:center;gap:22px;height:68px}
  .brand{display:flex;align-items:center;gap:10px;color:var(--ink);flex-shrink:0}
  .logo-mark{display:inline-flex;color:var(--ink)}
  .logo-text{display:flex;flex-direction:column;line-height:1.15}
  .logo-text b{font-family:var(--font-head);font-size:20px;font-weight:700;letter-spacing:.02em}
  .logo-text em{font-style:normal;font-size:11px;letter-spacing:.18em;color:var(--weak)}
  .nav-menu{display:flex;align-items:center;gap:26px;margin-left:auto}
  .nav-menu a{position:relative;font-size:15px;color:var(--muted);padding:6px 0;transition:color .22s ease-out}
  .nav-menu a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--ink);transition:width .22s ease-out}
  .nav-menu a:hover{color:var(--ink)}
  .nav-menu a:hover::after{width:100%}
  .nav-menu a.is-active{color:var(--ink)}
  .nav-menu a.is-active::after{width:100%}
  .nav-right{display:flex;align-items:center;gap:14px}
  .nav-search{display:flex;align-items:center;gap:8px;height:42px;width:230px;padding:0 14px;border:1px solid var(--line);border-radius:999px;background:#FBF9F5;color:var(--weak);transition:border-color .22s ease-out,box-shadow .22s ease-out}
  .nav-search input{width:100%;border:0;background:transparent;outline:none;font-size:14px;color:var(--text)}
  .nav-search input::placeholder{color:var(--weak)}
  .nav-search:focus-within{border-color:var(--amber);box-shadow:0 0 0 3px var(--focus)}

  /* ---------- buttons ---------- */
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;border:1.5px solid transparent;padding:12px 26px;font-size:15px;font-weight:600;cursor:pointer;transition:transform .2s ease-out,background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out}
  .btn:focus-visible{outline:none;box-shadow:0 0 0 3px var(--focus)}
  .btn-primary{background:var(--amber);color:#fff;box-shadow:var(--sh-3)}
  .btn-primary:hover{background:var(--amber-dark);transform:translateY(-1px)}
  .btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
  .btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
  .btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
  .btn-ghost:active{transform:translateY(0)}
  .btn-sm{padding:9px 20px;font-size:14px}
  .btn-light{background:#fff;color:var(--ink);border-color:#fff}
  .btn-light:hover{background:var(--paper);transform:translateY(-1px)}
  .link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--ink-mid)}
  .link-arrow svg{transition:transform .2s ease-out}
  .link-arrow:hover svg{transform:translateX(4px)}

  .burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:999px;background:#fff;align-items:center;justify-content:center}
  .burger span{position:relative;display:block;width:16px;height:2px;background:var(--ink);border-radius:2px}
  .burger span::before,.burger span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--ink);border-radius:2px}
  .burger span::before{top:-5px}
  .burger span::after{top:5px}

  .drawer-mask{position:fixed;inset:0;background:rgba(10,43,39,.42);opacity:0;pointer-events:none;transition:opacity .22s ease-out;z-index:60}
  .drawer-mask.is-open{opacity:1;pointer-events:auto}
  .drawer{position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:#fff;z-index:61;transform:translateX(100%);transition:transform .24s ease-out;padding:22px;overflow-y:auto;display:flex;flex-direction:column;gap:18px}
  .drawer.is-open{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--sep);padding-bottom:14px}
  .drawer-close{width:36px;height:36px;border-radius:999px;border:1px solid var(--line);background:#fff;cursor:pointer}
  .drawer nav{display:flex;flex-direction:column}
  .drawer nav a{padding:13px 4px;font-size:15.5px;color:var(--muted);border-bottom:1px solid var(--sep)}
  .drawer nav a:hover,.drawer nav a.is-active{color:var(--ink)}
  .drawer .nav-search{width:100%}

  /* ---------- breadcrumb ---------- */
  .crumb-bar{background:linear-gradient(180deg,#FBF8F2 0%,#F6F2EA 100%);border-bottom:1px solid var(--sep)}
  .crumb{display:flex;flex-wrap:wrap;align-items:center;padding:16px 0;list-style:none;font-size:13.5px;color:var(--weak)}
  .crumb li{display:flex;align-items:center}
  .crumb li+li::before{content:"/";margin:0 9px;color:#C7C0B2}
  .crumb a:hover{color:var(--ink)}
  .crumb .current{color:var(--weak);max-width:62vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

  /* ---------- article head ---------- */
  .article-head{padding:44px 0 26px;max-width:860px}
  .article-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.14em;color:var(--bamboo);margin-bottom:14px}
  .article-kicker::before{content:"";width:24px;height:1.5px;background:var(--bamboo)}
  .article-title{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:700;margin:0 0 18px;color:var(--ink-deep)}
  .meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13px;color:var(--weak)}
  .meta-dot{width:4px;height:4px;border-radius:50%;background:#CFC8BA}
  .badge{display:inline-block;padding:4px 10px;border-radius:var(--r-badge);font-size:12px;line-height:1.5;background:rgba(127,169,155,.16);color:#2E6B5F}
  .badge-amber{background:rgba(210,112,58,.14);color:#A85226}
  .lead{margin:24px 0 0;padding:16px 20px;background:#fff;border-left:4px solid var(--amber);border-radius:0 var(--r-img) var(--r-img) 0;color:var(--muted);font-size:16px;box-shadow:var(--sh-1)}

  /* ---------- layout ---------- */
  .article-layout{display:grid;grid-template-columns:1fr;gap:36px;padding-bottom:78px}
  @media (min-width:1024px){
    .article-layout{grid-template-columns:minmax(0,760px) 300px;gap:52px;justify-content:center}
  }
  .article-body{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:26px 20px;box-shadow:var(--sh-1)}
  @media (min-width:768px){ .article-body{padding:40px 44px} }

  .article-body h2{font-size:1.5rem;margin:38px 0 16px;padding-left:14px;border-left:4px solid var(--ink)}
  .article-body h2:first-child{margin-top:0}
  .article-body h3{font-size:1.17rem;font-weight:700;margin:26px 0 12px;color:var(--ink-deep)}
  .article-body p{margin:0 0 1.2em;font-size:16.5px;color:#24292A}
  .article-body ul{margin:0 0 1.2em;list-style:none}
  .article-body ul li{position:relative;padding-left:20px;margin-bottom:9px}
  .article-body ul li::before{content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:2px;background:var(--ink-mid)}
  .article-body ol{margin:0 0 1.2em;padding-left:22px}
  .article-body ol li{margin-bottom:9px}
  .article-body a{color:var(--ink-mid);text-decoration:underline;text-underline-offset:3px}
  .article-body a:hover{color:var(--amber)}
  .article-body strong{color:var(--ink-deep)}
  .article-body blockquote{margin:24px 0;padding:16px 20px;background:#F7F3EA;border-left:4px solid var(--amber);border-radius:0 12px 12px 0;color:var(--muted)}
  .article-body blockquote p{margin:0;font-size:16px}
  .article-body img{border-radius:var(--r-img);margin:22px auto;height:auto}
  .article-body figure{margin:22px 0}
  .article-body figcaption{text-align:center;font-size:13px;color:var(--weak);margin-top:10px}
  .article-body table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;font-size:14.5px;margin:22px 0;border-radius:12px}
  .article-body th{background:var(--ink);color:#fff;padding:11px 14px;text-align:left;white-space:nowrap}
  .article-body td{padding:11px 14px;border-bottom:1px solid var(--sep)}
  .article-body tbody tr:nth-child(even){background:#FAF7F1}
  .article-body hr{border:0;border-top:1px solid var(--sep);margin:32px 0}

  .empty-state{text-align:center;padding:56px 16px}
  .empty-state .ic{width:64px;height:64px;border-radius:50%;background:rgba(127,169,155,.16);display:flex;align-items:center;justify-content:center;margin:0 auto 18px;color:var(--ink-mid)}
  .empty-state h2{font-size:1.35rem;margin:0 0 10px}
  .empty-state p{color:var(--muted);max-width:460px;margin:0 auto 22px}

  /* ---------- tags & recommend ---------- */
  .tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:38px 0 0;padding-top:24px;border-top:1px solid var(--sep)}
  .tag-row .label{font-size:13px;color:var(--weak);margin-right:2px}
  .tag{display:inline-block;padding:5px 12px;border:1px solid var(--line);border-radius:999px;font-size:13px;color:var(--muted);background:#FBF9F5;transition:border-color .2s ease-out,color .2s ease-out}
  .tag:hover{border-color:var(--bamboo);color:var(--ink)}

  .rec-block{margin-top:44px;padding-top:32px;border-top:1px solid var(--sep)}
  .rec-block h2{font-size:1.25rem;margin:0 0 18px;padding-left:0;border-left:0}
  .rec-list{list-style:none;display:flex;flex-direction:column;gap:14px}
  .rec-item{display:flex;gap:16px;align-items:center;padding:14px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out}
  .rec-item:hover{transform:translateY(-2px);border-color:var(--bamboo);box-shadow:var(--sh-2)}
  .rec-item img{width:118px;height:84px;object-fit:cover;border-radius:12px;flex-shrink:0}
  .rec-item .rec-body{min-width:0}
  .rec-item h3{font-size:1rem;margin:0 0 6px;font-weight:700}
  .rec-item p{margin:0;font-size:13.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .rec-item .rec-meta{display:flex;gap:12px;align-items:center;margin-top:8px;font-size:12.5px;color:var(--weak)}

  .back-row{margin-top:34px;display:flex;flex-wrap:wrap;gap:12px}

  /* ---------- sidebar ---------- */
  .sidebar{display:flex;flex-direction:column;gap:20px}
  @media (min-width:1024px){ .sidebar{position:sticky;top:96px;align-self:start} }
  .side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1)}
  .side-card h3{font-size:15px;margin:0 0 14px;font-weight:700}
  .side-list{list-style:none}
  .side-list li+li{border-top:1px solid var(--sep)}
  .side-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 0;font-size:14px;color:var(--muted);transition:color .2s ease-out}
  .side-list a:hover{color:var(--ink)}
  .side-list a .arw{transition:transform .2s ease-out;color:var(--bamboo)}
  .side-list a:hover .arw{transform:translateX(4px)}
  .side-note{font-size:14px;color:var(--muted);margin:0 0 14px}
  .side-dark{background:var(--ink);border-color:var(--ink);color:#fff}
  .side-dark h3{color:#fff}
  .side-dark p{color:rgba(255,255,255,.78);font-size:14px;margin:0 0 16px}

  /* ---------- FAQ ---------- */
  .faq-section{padding:76px 0;background:#fff;border-top:1px solid var(--sep)}
  .sec-head{max-width:640px;margin:0 auto 34px;text-align:center}
  .sec-head .kicker{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.14em;color:var(--bamboo);margin-bottom:12px}
  .sec-head .kicker::before,.sec-head .kicker::after{content:"";width:22px;height:1.5px;background:var(--bamboo)}
  .sec-head h2{font-size:clamp(1.5rem,2.6vw,2.05rem);margin:0 0 12px}
  .sec-head p{margin:0;color:var(--muted);font-size:15.5px}
  .faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
  .faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;transition:border-color .2s ease-out,box-shadow .2s ease-out}
  .faq-item.is-open{border-color:var(--bamboo);box-shadow:var(--sh-2)}
  .faq-q{width:100%;display:flex;align-items:center;gap:14px;padding:18px 20px;background:transparent;border:0;text-align:left;cursor:pointer}
  .faq-q .no{font-family:var(--font-head);font-size:15px;color:var(--bamboo);flex-shrink:0}
  .faq-q .txt{flex:1;font-size:16px;font-weight:600;color:var(--ink-deep)}
  .faq-q .sign{position:relative;width:20px;height:20px;flex-shrink:0;color:var(--ink-mid);transition:transform .22s ease-out}
  .faq-q .sign::before,.faq-q .sign::after{content:"";position:absolute;background:currentColor;border-radius:2px}
  .faq-q .sign::before{left:2px;right:2px;top:9px;height:2px}
  .faq-q .sign::after{top:2px;bottom:2px;left:9px;width:2px;transition:opacity .22s ease-out}
  .faq-item.is-open .faq-q .sign{transform:rotate(180deg)}
  .faq-item.is-open .faq-q .sign::after{opacity:0}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease-out}
  .faq-a p{margin:0;padding:0 20px 20px 50px;color:var(--muted);font-size:15.5px}

  /* ---------- CTA ---------- */
  .cta-band{background:var(--ink);color:#fff}
  .cta-inner{display:grid;grid-template-columns:1fr;gap:28px;padding:64px 0}
  @media (min-width:1024px){ .cta-inner{grid-template-columns:7fr 5fr;align-items:center;gap:48px;padding:76px 0} }
  .cta-inner h2{color:#fff;font-size:clamp(1.5rem,2.6vw,2.1rem);margin:0 0 14px}
  .cta-inner p{color:rgba(255,255,255,.78);margin:0 0 20px;font-size:16px}
  .cta-points{list-style:none;display:flex;flex-direction:column;gap:12px}
  .cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:15.5px;color:rgba(255,255,255,.86)}
  .cta-points li::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--amber);margin-top:.62em;flex-shrink:0}
  .cta-card{background:#fff;border-radius:var(--r-card);padding:26px;box-shadow:0 24px 48px -28px rgba(0,0,0,.5)}
  .cta-card h3{margin:0 0 8px;font-size:1.15rem}
  .cta-card p{margin:0 0 18px;color:var(--muted);font-size:14.5px}
  .cta-card .btn{width:100%}
  .cta-card .btn+.btn{margin-top:10px}

  /* ---------- footer ---------- */
  .site-footer{background:var(--ink-deep);color:rgba(255,255,255,.78)}
  .footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding:60px 0 40px}
  @media (min-width:768px){ .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px} }
  .footer-brand .logo-text b{color:#fff}
  .footer-brand .logo-text em{color:rgba(255,255,255,.55)}
  .footer-brand p{margin:16px 0 0;font-size:14.5px;line-height:1.8}
  .footer-col h4{color:#fff;font-size:15px;margin:0 0 16px;font-family:var(--font-body);font-weight:700}
  .footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px}
  .footer-col p{margin:0 0 10px;font-size:14px;line-height:1.75}
  .footer-col a{font-size:14px;color:rgba(255,255,255,.78);transition:color .2s ease-out}
  .footer-col a:hover{color:#fff;text-decoration:underline}
  .footer-bottom{display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;padding:20px 0 30px;border-top:1px solid rgba(255,255,255,.14);font-size:13px;color:rgba(255,255,255,.58)}

  @media (prefers-reduced-motion: reduce){
    *{transition:none !important;animation:none !important}
    html{scroll-behavior:auto}
  }

  @media (max-width:1024px){
    .nav-search{width:180px}
    .nav-menu{gap:18px}
  }
  @media (max-width:768px){
    body{font-size:16px}
    .nav-menu,.nav-right .nav-search,.nav-right .btn{display:none}
    .burger{display:inline-flex}
    .nav-inner{height:60px;justify-content:space-between}
    .article-head{padding:30px 0 20px}
    .lead{font-size:15.5px}
    .faq-a p{padding-left:20px}
    .article-layout{padding-bottom:56px}
    .faq-section{padding:56px 0}
    .cta-inner{padding:52px 0}
  }
  @media (max-width:520px){
    .rec-item{flex-direction:column;align-items:stretch}
    .rec-item img{width:100%;height:150px}
    .back-row .btn{width:100%}
  }

/* roulang page: category2 */
:root{
  --ink:#0E3D38;
  --ink-deep:#0A2B27;
  --ink-mid:#1C5C53;
  --amber:#D2703A;
  --amber-deep:#BC5F2C;
  --bamboo:#7FA99B;
  --paper:#F6F2EA;
  --card:#FFFFFF;
  --text:#1B1F1E;
  --muted:#5A625F;
  --weak:#8A918D;
  --border:#E4DFD5;
  --divider:#EFEAE1;
  --ok:#2F7D5D;
  --warn:#C0392B;
  --focus:rgba(210,112,58,.45);
  --r-card:16px;
  --r-img:14px;
  --r-badge:6px;
  --sh1:0 1px 2px rgba(16,24,22,.04);
  --sh2:0 8px 24px -12px rgba(16,24,22,.12);
  --sh-cta:0 12px 32px -16px rgba(14,61,56,.35);
  --title-font:'Noto Serif SC','Songti SC',serif;
  --body-font:'PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--body-font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--ink-mid);text-decoration:none;transition:color .2s ease-out}
a:hover{color:var(--amber)}
h1,h2,h3,h4{font-family:var(--title-font);color:var(--ink);margin:0;line-height:1.28}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px}

.container{max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:1024px){.container{padding:0 32px}}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:50;background:#fff;
  border-bottom:1px solid var(--border);
  transition:box-shadow .24s ease-out;
}
.site-header.is-scrolled{box-shadow:0 6px 22px -14px rgba(16,24,22,.35)}
.nav-inner{display:flex;align-items:center;gap:22px;height:68px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);flex:0 0 auto}
.brand:hover{color:var(--ink)}
.logo-mark{
  width:40px;height:40px;display:grid;place-items:center;border-radius:12px;
  background:rgba(127,169,155,.16);color:var(--ink)
}
.logo-text{display:flex;flex-direction:column;line-height:1.08}
.logo-text b{font-family:var(--title-font);font-size:20px;font-weight:700;letter-spacing:.04em}
.logo-text em{font-style:normal;font-size:11px;letter-spacing:.18em;color:var(--weak)}
.nav-menu{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-menu a{
  position:relative;font-size:15px;color:var(--text);padding:6px 0;white-space:nowrap
}
.nav-menu a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--ink);
  transition:width .22s ease-out
}
.nav-menu a:hover{color:var(--ink)}
.nav-menu a:hover::after,.nav-menu a.is-active::after{width:100%}
.nav-menu a.is-active{color:var(--ink);font-weight:600}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:auto}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--weak);
  transition:border-color .2s ease-out,box-shadow .2s ease-out
}
.nav-search:focus-within{border-color:var(--amber);box-shadow:0 0 0 3px var(--focus)}
.nav-search input{
  border:0;outline:0;background:transparent;width:170px;font-size:14px;color:var(--text)
}
.nav-search input::placeholder{color:var(--weak)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;font-size:15px;border-radius:999px;
  transition:transform .2s ease-out,background-color .2s ease-out,box-shadow .2s ease-out,color .2s ease-out,border-color .2s ease-out;
  text-align:center
}
.btn-primary{background:var(--amber);color:#fff;box-shadow:0 6px 18px -12px rgba(210,112,58,.9)}
.btn-primary:hover{background:var(--amber-deep);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px -14px rgba(210,112,58,.95)}
.btn-primary:active{transform:none;box-shadow:none}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-lg{height:50px;padding:0 30px;font-size:16px}
.btn-block{width:100%}

.burger{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--border);
  background:#fff;cursor:pointer;position:relative
}
.burger span,.burger span::before,.burger span::after{
  position:absolute;left:50%;transform:translateX(-50%);width:18px;height:2px;background:var(--ink);
  border-radius:2px;transition:.2s ease-out;content:""
}
.burger span{top:50%;margin-top:-1px}
.burger span::before{top:-6px;left:0;transform:none}
.burger span::after{top:6px;left:0;transform:none}

/* drawer */
.nav-overlay{
  position:fixed;inset:0;background:rgba(10,43,39,.45);z-index:55;
  opacity:0;visibility:hidden;transition:opacity .24s ease-out,visibility .24s ease-out
}
.nav-overlay.is-open{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(320px,86vw);background:#fff;z-index:60;
  transform:translateX(102%);transition:transform .26s ease-out;
  padding:24px 22px;overflow-y:auto;box-shadow:-18px 0 40px -28px rgba(16,24,22,.5)
}
.nav-drawer.is-open{transform:translateX(0)}
.drawer-title{font-size:13px;letter-spacing:.16em;color:var(--weak);margin-bottom:14px}
.drawer-links{display:flex;flex-direction:column;gap:4px;margin-bottom:22px}
.drawer-links a{
  padding:11px 12px;border-radius:12px;color:var(--text);font-size:15px;
  transition:background-color .2s ease-out,color .2s ease-out
}
.drawer-links a:hover{background:#FBF9F5;color:var(--ink)}
.drawer-links a.is-active{background:rgba(127,169,155,.16);color:var(--ink);font-weight:600}
.drawer-search{display:flex;align-items:center;gap:8px;height:46px;padding:0 16px;border:1px solid var(--border);border-radius:999px;margin-bottom:16px;color:var(--weak)}
.drawer-search input{border:0;outline:0;background:transparent;width:100%;font-size:14px}

@media(max-width:1023px){
  .nav-menu,.nav-search{display:none}
  .burger{display:block}
  .nav-inner{height:60px;justify-content:space-between}
  .logo-text b{font-size:18px}
  .logo-text em{font-size:10px;letter-spacing:.14em}
}

/* ============ breadcrumb & category hero ============ */
.crumb{font-size:13px;color:var(--weak);display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb a{color:var(--weak)}
.crumb a:hover{color:var(--amber)}
.crumb .sep{color:#C9C2B5}
.crumb .now{color:var(--muted)}

.cat-hero{
  position:relative;background:var(--paper);overflow:hidden;
  border-bottom:1px solid var(--border);
  padding:34px 0 40px
}
.cat-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    repeating-linear-gradient(90deg,rgba(14,61,56,.055) 0 1px,transparent 1px 92px),
    repeating-linear-gradient(0deg,rgba(14,61,56,.035) 0 1px,transparent 1px 92px);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,.15));
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,.15));
}
.cat-hero .container{position:relative;z-index:1}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;background:rgba(127,169,155,.2);
  color:var(--ink-mid);border-radius:var(--r-badge);font-size:12px;padding:5px 12px;margin-bottom:16px;
  letter-spacing:.06em
}
.hero-tag i{width:6px;height:6px;border-radius:50%;background:var(--amber);display:block}
.cat-hero h1{
  font-size:clamp(1.9rem,4vw,2.9rem);font-weight:700;max-width:22ch;margin-bottom:14px
}
.cat-hero .lead{
  font-size:clamp(15px,1.4vw,17px);color:var(--muted);max-width:56ch;line-height:1.8
}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chip{
  font-size:12px;color:var(--ink-mid);background:rgba(127,169,155,.16);
  border-radius:var(--r-badge);padding:5px 12px
}
.chip-amber{color:#9C4F22;background:rgba(210,112,58,.14)}

/* ============ section base ============ */
.section{padding:64px 0}
@media(min-width:1024px){.section{padding:96px 0}}
.sec-head{max-width:760px;margin-bottom:34px}
.sec-head h2{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:700;margin-bottom:12px}
.sec-head p{color:var(--muted);font-size:16px}
.sec-kicker{
  font-size:12px;letter-spacing:.2em;color:var(--amber);text-transform:uppercase;margin-bottom:10px;font-weight:600
}
.rule{height:1px;background:var(--divider);border:0;margin:0}

/* ============ stats ============ */
.stats{
  display:grid;grid-template-columns:repeat(2,1fr);gap:16px;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh1)
}
@media(min-width:900px){.stats{grid-template-columns:repeat(4,1fr);gap:8px}}
.stat{padding:6px 4px;position:relative}
@media(min-width:900px){.stat+.stat{padding-left:26px}.stat+.stat::before{content:"";position:absolute;left:0;top:14%;height:72%;width:1px;background:var(--divider)}}
.stat b{display:block;font-family:var(--title-font);font-size:clamp(1.7rem,3vw,2.2rem);color:var(--ink);line-height:1.1}
.stat span{display:block;font-size:13px;color:var(--muted);margin-top:6px}
.stat em{font-style:normal;font-size:12px;color:var(--bamboo);letter-spacing:.1em;display:block;margin-bottom:6px}

/* ============ card grid ============ */
.card-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:760px){.card-grid{grid-template-columns:repeat(2,1fr);gap:22px}}
.s-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
  display:flex;flex-direction:column;gap:12px
}
.s-card:hover{transform:translateY(-2px);border-color:var(--bamboo);box-shadow:var(--sh2)}
.s-card h3{font-size:1.22rem;font-weight:600}
.s-card p{color:var(--muted);font-size:15px}
.icon-badge{
  width:46px;height:46px;border-radius:12px;background:rgba(127,169,155,.2);
  color:var(--ink-mid);display:grid;place-items:center;flex:0 0 auto
}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--amber);
  font-weight:600;margin-top:auto
}
.link-arrow svg{transition:transform .2s ease-out}
.link-arrow:hover{color:var(--amber-deep)}
.link-arrow:hover svg{transform:translateX(4px)}

/* ============ feature split ============ */
.split{display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
@media(min-width:960px){.split{grid-template-columns:6fr 6fr;gap:52px}}
.split-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh2)}
.split-media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-card)}
.split-media .float-card{
  position:absolute;left:18px;bottom:18px;right:18px;background:rgba(255,255,255,.94);
  backdrop-filter:blur(4px);border-radius:12px;padding:14px 16px;font-size:13px;color:var(--muted)
}
.split-media .float-card b{color:var(--ink);font-family:var(--title-font);display:block;font-size:15px;margin-bottom:2px}
.point-list{display:flex;flex-direction:column;gap:16px;margin-top:22px}
.point{display:flex;gap:14px;align-items:flex-start}
.point .dot{
  flex:0 0 auto;width:10px;height:10px;border-radius:3px;background:var(--amber);margin-top:9px
}
.point b{display:block;color:var(--ink);font-size:16px;font-weight:600;margin-bottom:2px}
.point p{color:var(--muted);font-size:14.5px}

/* ============ timeline ============ */
.timeline{position:relative;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:19px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,rgba(14,61,56,.35),rgba(210,112,58,.35))
}
.tl-item{position:relative;padding:0 0 26px 62px}
.tl-item:last-child{padding-bottom:0}
.tl-item .node{
  position:absolute;left:0;top:0;width:40px;height:40px;border-radius:50%;
  background:#fff;border:2px solid var(--border);display:grid;place-items:center;
  font-family:var(--title-font);font-size:14px;color:var(--ink-mid);font-weight:700;
  transition:border-color .2s ease-out,color .2s ease-out,transform .2s ease-out
}
.tl-item:hover .node{border-color:var(--amber);color:var(--amber);transform:translateY(-2px)}
.tl-body{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:18px 22px;box-shadow:var(--sh1)
}
.tl-body h3{font-size:1.1rem;margin-bottom:6px}
.tl-body p{color:var(--muted);font-size:14.5px}
.tl-note{font-size:12.5px;color:var(--bamboo);margin-top:8px;letter-spacing:.02em}

/* ============ table ============ */
.table-wrap{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh1)
}
.risk-table{width:100%;border-collapse:collapse;font-size:15px}
.risk-table th{
  background:var(--ink);color:#fff;text-align:left;font-weight:600;font-size:14px;
  padding:14px 20px;letter-spacing:.04em
}
.risk-table td{padding:16px 20px;border-top:1px solid var(--divider);color:var(--muted);vertical-align:top}
.risk-table td:first-child{color:var(--text);font-weight:600}
@media(min-width:768px){
  .risk-table tbody tr:nth-child(even){background:#FBF9F5}
}
@media(max-width:767px){
  .table-wrap{background:transparent;border:0;box-shadow:none;overflow:visible}
  .risk-table thead{display:none}
  .risk-table,.risk-table tbody,.risk-table tr,.risk-table td{display:block;width:100%}
  .risk-table tr{
    background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
    padding:8px 0;margin-bottom:16px;box-shadow:var(--sh1)
  }
  .risk-table tbody tr:nth-child(even){background:#fff}
  .risk-table td{border-top:0;padding:10px 20px}
  .risk-table td::before{
    content:attr(data-label);display:block;font-size:12px;color:var(--weak);
    letter-spacing:.1em;margin-bottom:4px
  }
}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--sh1);overflow:hidden;transition:border-color .2s ease-out,box-shadow .2s ease-out
}
.faq-item.is-open{border-color:var(--bamboo);box-shadow:var(--sh2)}
.faq-q{
  width:100%;background:transparent;border:0;cursor:pointer;text-align:left;
  display:flex;align-items:center;gap:16px;padding:20px 22px;font-size:16px;font-weight:600;color:var(--text)
}
.faq-q:hover{color:var(--ink)}
.faq-idx{font-family:var(--title-font);color:var(--bamboo);font-size:15px;flex:0 0 auto}
.faq-icon{
  margin-left:auto;flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--border);display:grid;place-items:center;color:var(--ink-mid);
  transition:transform .22s ease-out,background-color .22s ease-out,color .22s ease-out
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--amber);border-color:var(--amber);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease-out}
.faq-a p{padding:0 22px 20px 60px;color:var(--muted);font-size:15px}
@media(max-width:520px){.faq-q{padding:16px 16px;font-size:15px}.faq-a p{padding:0 16px 16px 46px}}

/* ============ CTA ============ */
.cta-band{
  position:relative;background:var(--ink);color:#fff;overflow:hidden;
  padding:64px 0
}
@media(min-width:1024px){.cta-band{padding:88px 0}}
.cta-band::before{
  content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;opacity:.18
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(10,43,39,.94),rgba(14,61,56,.68))
}
.cta-band .container{position:relative;z-index:2}
.cta-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:start}
@media(min-width:980px){.cta-grid{grid-template-columns:5fr 7fr;gap:56px}}
.cta-band h2{color:#fff;font-size:clamp(1.5rem,2.6vw,2.1rem);margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.82);font-size:15.5px}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;align-items:center;gap:12px;color:rgba(255,255,255,.9);font-size:15px}
.cta-points li i{width:9px;height:9px;border-radius:2px;background:var(--amber);display:block;flex:0 0 auto}
.form-card{
  background:#fff;border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-cta);color:var(--text)
}
@media(min-width:640px){.form-card{padding:30px}}
.form-row{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:640px){.form-row.two{grid-template-columns:1fr 1fr}}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;color:var(--muted)}
.field input,.field select,.field textarea{
  height:44px;border:1px solid var(--border);border-radius:999px;padding:0 16px;background:#FCFBF8;
  outline:0;transition:border-color .2s ease-out,box-shadow .2s ease-out,background-color .2s ease-out
}
.field textarea{height:auto;min-height:88px;border-radius:16px;padding:12px 16px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:var(--weak)}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--ink);background:#fff;box-shadow:0 0 0 3px var(--focus)
}
.form-tip{font-size:12.5px;color:var(--weak);margin-top:12px;line-height:1.7}
.form-msg{font-size:13px;color:var(--ok);margin-top:10px;min-height:18px}

/* ============ footer ============ */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.72);padding:60px 0 28px;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:30px}
@media(min-width:760px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:40px}}
.footer-brand .logo-text b{color:#fff}
.footer-brand .logo-text em{color:rgba(255,255,255,.5)}
.footer-brand p{margin-top:14px;max-width:34ch;color:rgba(255,255,255,.62);font-size:14px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:.04em}
.footer-col ul{display:flex;flex-direction:column;gap:9px}
.footer-col p{color:rgba(255,255,255,.62);font-size:14px;line-height:1.8}
.site-footer a{color:rgba(255,255,255,.72)}
.site-footer a:hover{color:#fff;text-decoration:underline}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5)
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
  --ink:#0E3D38;
  --ink-deep:#0A2B27;
  --ink-mid:#1C5C53;
  --amber:#D2703A;
  --amber-dark:#B85C2B;
  --bamboo:#7FA99B;
  --paper:#F6F2EA;
  --card:#FFFFFF;
  --text:#1B1F1E;
  --muted:#5A625F;
  --weak:#8A918D;
  --line:#E4DFD5;
  --divider:#EFEAE1;
  --success:#2F7D5D;
  --warn:#C0392B;
  --focus:rgba(210,112,58,.45);
  --r-card:16px;
  --r-img:14px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(16,24,22,.04);
  --sh-2:0 8px 24px -12px rgba(16,24,22,.12);
  --sh-3:0 12px 32px -16px rgba(14,61,56,.35);
  --sans:'PingFang SC','Microsoft YaHei',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
  --serif:'Noto Serif SC','Songti SC','STSong',serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html body{
  margin:0;padding:0;background:var(--paper);color:var(--text);
  font-family:var(--sans);font-size:16.5px;line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.3}
p{margin:0}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;box-shadow:0 0 0 4px var(--focus)}
::selection{background:rgba(210,112,58,.22)}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease-out;
}
.site-header.is-scrolled{box-shadow:var(--sh-2)}
.nav-inner{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);flex-shrink:0}
.logo-mark{color:var(--ink);display:flex;align-items:center}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text b{font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:.02em;color:inherit}
.logo-text em{font-style:normal;font-size:11px;letter-spacing:.18em;color:var(--weak)}
.nav-menu{display:none;align-items:center;gap:26px;margin-left:auto}
.nav-menu a{
  position:relative;font-size:15px;color:var(--muted);padding:6px 0;transition:color .22s ease-out;
}
.nav-menu a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--ink);
  transition:width .22s ease-out;
}
.nav-menu a:hover{color:var(--ink)}
.nav-menu a:hover::after{width:100%}
.nav-menu a.is-active{color:var(--ink);font-weight:600}
.nav-menu a.is-active::after{width:100%}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{
  display:none;align-items:center;gap:8px;height:40px;padding:0 14px;
  border:1px solid var(--line);border-radius:999px;background:var(--paper);
  color:var(--weak);transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.nav-search:focus-within{border-color:var(--amber);box-shadow:0 0 0 4px var(--focus)}
.nav-search input{
  border:0;background:transparent;outline:none;width:170px;font-size:14px;color:var(--text);
}
.nav-search input::placeholder{color:var(--weak)}
.burger{
  width:42px;height:42px;border:1px solid var(--line);border-radius:12px;
  display:flex;align-items:center;justify-content:center;background:#fff;
}
.burger span{position:relative;display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
  transition:transform .2s ease-out;
}
.burger span::before{top:-6px}
.burger span::after{top:6px}
@media (min-width:1024px){
  .nav-menu{display:flex}
  .nav-search{display:flex}
  .burger{display:none}
}
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,43,39,.42);opacity:0;visibility:hidden;
  transition:opacity .22s ease-out,visibility .22s;z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;width:300px;max-width:86vw;height:100%;background:#fff;z-index:80;
  transform:translateX(100%);transition:transform .24s ease-out;padding:22px 20px;overflow-y:auto;
  box-shadow:-8px 0 32px -18px rgba(16,24,22,.3);
}
.drawer.is-open{transform:translateX(0)}
.drawer h3{font-family:var(--serif);font-size:16px;color:var(--ink);margin-bottom:14px}
.drawer a.drawer-link{
  display:block;padding:12px 10px;border-radius:12px;font-size:15px;color:var(--muted);
  border-bottom:1px solid var(--divider);
}
.drawer a.drawer-link:hover{background:var(--paper);color:var(--ink)}
.drawer .drawer-close{
  position:absolute;top:16px;right:16px;width:34px;height:34px;border-radius:10px;border:1px solid var(--line);
  font-size:18px;color:var(--muted);line-height:1;
}
.drawer .nav-search{display:flex;width:100%;margin:16px 0;background:var(--paper)}
.drawer .nav-search input{width:100%}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-size:15px;font-weight:600;padding:0 24px;height:46px;
  transition:transform .2s ease-out,background-color .2s ease-out,color .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--amber);color:#fff;box-shadow:var(--sh-3)}
.btn-primary:hover{background:var(--amber-dark);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border:1.5px solid var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-light{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
.btn-light:hover{border-color:var(--bamboo);transform:translateY(-1px)}
.text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--ink);
}
.text-link svg{transition:transform .2s ease-out}
.text-link:hover svg{transform:translateX(4px)}

/* ---------- page hero band ---------- */
.entry-band{
  position:relative;background:var(--paper);border-bottom:1px solid var(--line);
  background-image:repeating-linear-gradient(90deg,rgba(14,61,56,.055) 0 1px,transparent 1px 34px);
  padding:34px 0 40px;
}
.entry-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(120% 90% at 88% 0%,rgba(127,169,155,.20),transparent 58%);
  pointer-events:none;
}
.entry-band .container{position:relative}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--weak);margin-bottom:18px}
.crumb a{color:var(--muted);transition:color .2s ease-out}
.crumb a:hover{color:var(--ink)}
.crumb .sep{color:var(--line)}
.crumb .current{color:var(--weak)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.1em;
  color:var(--ink-mid);background:rgba(127,169,155,.16);border-radius:var(--r-badge);
  padding:5px 12px;margin-bottom:16px;
}
.entry-band h1{
  font-family:var(--serif);font-weight:700;letter-spacing:.01em;color:var(--ink);
  font-size:clamp(2rem,4vw,3.1rem);line-height:1.22;max-width:22em;
}
.entry-band .lede{margin-top:16px;font-size:17px;color:var(--muted);max-width:640px}
.entry-facts{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.fact{
  display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:12px 18px;box-shadow:var(--sh-1);
}
.fact b{font-family:var(--serif);font-size:20px;color:var(--amber)}
.fact span{font-size:13px;color:var(--muted)}

/* ---------- sections ---------- */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:96px 0}}
.section-alt{background:#fff;border-top:1px solid var(--divider);border-bottom:1px solid var(--divider)}
.section-head{max-width:720px;margin-bottom:36px}
.section-head h2{
  font-family:var(--serif);font-size:clamp(1.5rem,2.6vw,2.1rem);color:var(--ink);font-weight:700;
}
.section-head p{margin-top:12px;color:var(--muted);font-size:16px}
.divider-line{height:1px;background:var(--divider);border:0;margin:0}

/* ---------- guide layout ---------- */
.guide-layout{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:1024px){.guide-layout{grid-template-columns:250px 1fr;gap:48px;align-items:start}}
.anchor-nav{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);
}
@media (min-width:1024px){.anchor-nav{position:sticky;top:96px}}
.anchor-nav h3{
  font-size:13px;letter-spacing:.14em;color:var(--weak);font-weight:600;margin-bottom:14px;
}
.anchor-nav a{
  display:flex;align-items:center;gap:10px;padding:10px 10px;border-radius:10px;
  font-size:14.5px;color:var(--muted);transition:background-color .2s ease-out,color .2s ease-out;
}
.anchor-nav a i{
  font-style:normal;font-family:var(--serif);font-size:12px;color:var(--bamboo);min-width:20px;
}
.anchor-nav a:hover{background:var(--paper);color:var(--ink)}
.anchor-nav a.is-active{background:rgba(127,169,155,.14);color:var(--ink);font-weight:600}
.anchor-nav a.is-active i{color:var(--amber)}

/* timeline */
.timeline{position:relative;padding-left:34px}
.timeline::before{
  content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--bamboo),var(--line));border-radius:2px;
}
.step{position:relative;padding-bottom:44px}
.step:last-child{padding-bottom:0}
.step::before{
  content:"";position:absolute;left:-34px;top:6px;width:20px;height:20px;border-radius:50%;
  background:#fff;border:3px solid var(--bamboo);box-shadow:0 0 0 4px rgba(127,169,155,.16);
}
.step.is-key::before{border-color:var(--amber);box-shadow:0 0 0 4px rgba(210,112,58,.16)}
.step-no{
  font-family:var(--serif);font-size:34px;font-weight:700;color:var(--bamboo);line-height:1;
}
.step h3{margin-top:10px;font-size:1.22rem;color:var(--ink)}
.step p{margin-top:10px;color:var(--muted);font-size:15.6px;max-width:62ch}
.step-media{
  margin-top:18px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-1);aspect-ratio:16/9;background:var(--paper);
}
.step-media img{width:100%;height:100%;object-fit:cover}
.step-tips{margin-top:16px;display:grid;gap:10px}
.step-tips li{
  position:relative;padding-left:18px;font-size:14.5px;color:var(--muted);
}
.step-tips li::before{
  content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--ink);
}
.note-strip{
  margin-top:20px;display:flex;gap:12px;align-items:flex-start;
  background:var(--paper);border-left:4px solid var(--amber);border-radius:10px;padding:14px 16px;
}
.note-strip svg{flex-shrink:0;color:var(--amber);margin-top:3px}
.note-strip p{font-size:14.5px;color:var(--muted)}

/* checklist cards */
.check-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:768px){.check-grid{grid-template-columns:repeat(2,1fr);gap:24px}}
.check-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;
  box-shadow:var(--sh-1);transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.check-card:hover{transform:translateY(-2px);border-color:var(--bamboo);box-shadow:var(--sh-2)}
.check-card .ico{
  width:44px;height:44px;border-radius:12px;background:rgba(127,169,155,.18);color:var(--ink-mid);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.check-card h3{font-size:1.1rem;color:var(--ink);margin-bottom:10px}
.check-card p{font-size:15px;color:var(--muted)}
.check-card .text-link{margin-top:14px}

/* dark notice */
.dark-block{
  background:var(--ink);color:#fff;border-radius:20px;padding:34px 26px;position:relative;overflow:hidden;
}
@media (min-width:1024px){.dark-block{padding:48px 44px}}
.dark-block::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(210,112,58,.35),transparent 65%);
}
.dark-block h2{
  font-family:var(--serif);font-size:clamp(1.4rem,2.4vw,1.95rem);position:relative;z-index:1;
}
.dark-block .dark-grid{display:grid;grid-template-columns:1fr;gap:26px;margin-top:26px;position:relative;z-index:1}
@media (min-width:1024px){.dark-block .dark-grid{grid-template-columns:1fr 1fr;gap:36px}}
.dark-list li{
  display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-top:1px solid rgba(255,255,255,.16);
  font-size:15px;color:rgba(255,255,255,.84);
}
.dark-list li:first-child{border-top:0}
.dark-list li b{color:#fff;font-weight:600}
.square{width:8px;height:8px;border-radius:2px;background:var(--amber);flex-shrink:0;margin-top:.62em}

/* faq */
.faq-list{display:grid;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);
  overflow:hidden;transition:border-color .2s ease-out;
}
.faq-item:hover{border-color:var(--bamboo)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;text-align:left;
  padding:18px 20px;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-q .q-no{
  font-family:var(--serif);font-size:14px;color:var(--bamboo);min-width:24px;
}
.faq-q .sign{
  margin-left:auto;width:24px;height:24px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--ink-mid);flex-shrink:0;
  transition:transform .22s ease-out,border-color .22s ease-out;
}
.faq-item.is-open .faq-q .sign{transform:rotate(45deg);border-color:var(--amber);color:var(--amber)}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .26s ease-out;
}
.faq-a p{padding:0 20px 20px 58px;font-size:15px;color:var(--muted)}

/* cta band */
.cta-band{
  border:1.5px dashed var(--bamboo);border-radius:20px;background:#fff;
  padding:30px 24px;display:flex;flex-direction:column;gap:18px;align-items:flex-start;
}
@media (min-width:768px){
  .cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:34px 36px}
}
.cta-band h2{font-family:var(--serif);font-size:clamp(1.25rem,2.1vw,1.7rem);color:var(--ink)}
.cta-band p{margin-top:8px;font-size:15px;color:var(--muted)}
.cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.76);margin-top:8px;padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:30px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}}
.footer-brand .logo-text b{color:#fff}
.footer-brand .logo-text em{color:rgba(255,255,255,.55)}
.footer-brand p{margin-top:16px;font-size:14.5px;max-width:34ch}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:14px;font-weight:600}
.footer-col ul{display:grid;gap:10px}
.footer-col p{font-size:14px;margin-bottom:8px}
.footer-col a{font-size:14.5px;transition:color .2s ease-out}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6);
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

/* roulang page: category3 */
:root{
  --ink:#0E3D38;
  --ink-deep:#0A2B27;
  --song:#1C5C53;
  --amber:#D2703A;
  --amber-deep:#B85D2C;
  --bamboo:#7FA99B;
  --paper:#F6F2EA;
  --card:#FFFFFF;
  --text:#1B1F1E;
  --muted:#5A625F;
  --weak:#8A918D;
  --line:#E4DFD5;
  --divider:#EFEAE1;
  --ok:#2F7D5D;
  --warn:#C0392B;
  --focus:rgba(210,112,58,.45);
  --r-card:16px;
  --r-img:14px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(16,24,22,.04);
  --sh-2:0 8px 24px -12px rgba(16,24,22,.12);
  --sh-3:0 12px 32px -16px rgba(14,61,56,.35);
  --serif:'Noto Serif SC','Songti SC',serif;
  --sans:'PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);margin:0;line-height:1.3;}
p{margin:0;}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px;}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 18px;border-radius:0 0 12px 0;z-index:200;}
.skip-link:focus{left:0;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1024px){.container{padding:0 32px;}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease-out;
}
.site-header.is-scrolled{box-shadow:0 8px 26px -18px rgba(16,24,22,.4);}
.nav-inner{display:flex;align-items:center;gap:22px;height:68px;}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;color:var(--ink);}
.logo-mark{
  display:grid;place-items:center;width:40px;height:40px;border-radius:12px;
  background:rgba(127,169,155,.16);color:var(--ink);flex:0 0 auto;
  transition:background .2s ease-out,transform .2s ease-out;
}
.brand:hover .logo-mark{background:rgba(210,112,58,.14);transform:translateY(-1px);}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text b{font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:.04em;color:var(--ink);}
.logo-text em{font-style:normal;font-size:11px;letter-spacing:.18em;color:var(--weak);}
.nav-menu{display:flex;align-items:center;gap:26px;margin:0 auto;}
.nav-menu a{
  position:relative;display:inline-block;padding:22px 0;font-size:15px;color:var(--muted);
  transition:color .2s ease-out;
}
.nav-menu a::after{
  content:"";position:absolute;left:0;bottom:16px;height:2px;width:0;background:var(--ink);
  transition:width .22s ease-out;
}
.nav-menu a:hover{color:var(--ink);}
.nav-menu a:hover::after{width:100%;}
.nav-menu a.is-active{color:var(--ink);font-weight:600;}
.nav-menu a.is-active::after{width:100%;}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;width:228px;padding:0 14px;
  border:1px solid var(--line);border-radius:999px;background:#FBF9F5;color:var(--weak);
  transition:border-color .2s ease-out,box-shadow .2s ease-out,background .2s ease-out;
}
.nav-search input{
  border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--text);
}
.nav-search input::placeholder{color:var(--weak);}
.nav-search:focus-within{border-color:var(--amber);background:#fff;box-shadow:0 0 0 3px var(--focus);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-size:15px;font-weight:600;letter-spacing:.02em;
  transition:background .2s ease-out,color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.btn-sm{padding:9px 20px;font-size:14px;}
.btn-lg{padding:13px 30px;font-size:16px;}
.btn-primary{background:var(--amber);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--amber-deep);transform:translateY(-1px);box-shadow:var(--sh-3);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.6);}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-1px);}
.btn-outline{background:transparent;color:var(--ink);border:1.5px solid var(--ink);}
.btn-outline:hover{background:var(--ink);color:#fff;transform:translateY(-1px);}
.burger{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  align-items:center;justify-content:center;background:#FBF9F5;
}
.burger span{position:relative;display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
  transition:transform .2s ease-out;
}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}

/* drawer */
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,43,39,.45);opacity:0;visibility:hidden;
  transition:opacity .22s ease-out,visibility .22s ease-out;z-index:60;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:300px;max-width:84vw;background:#fff;z-index:70;
  padding:22px;overflow-y:auto;transform:translateX(102%);
  transition:transform .24s ease-out;box-shadow:-14px 0 40px -24px rgba(16,24,22,.5);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{width:38px;height:38px;border-radius:12px;border:1px solid var(--line);background:#FBF9F5;font-size:18px;color:var(--ink);}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:22px;}
.drawer-nav a{
  padding:13px 12px;border-radius:12px;font-size:15px;color:var(--muted);
  transition:background .2s ease-out,color .2s ease-out;
}
.drawer-nav a:hover{background:#FBF9F5;color:var(--ink);}
.drawer-nav a.is-active{background:rgba(127,169,155,.16);color:var(--ink);font-weight:600;}
.drawer .nav-search{width:100%;margin-bottom:16px;}
.drawer .btn{width:100%;}

/* ---------- page banner ---------- */
.page-banner{
  position:relative;overflow:hidden;background:var(--paper);border-bottom:1px solid var(--line);
}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background-image:
    repeating-linear-gradient(90deg,rgba(14,61,56,.055) 0 1px,transparent 1px 28px),
    repeating-linear-gradient(0deg,rgba(14,61,56,.045) 0 1px,transparent 1px 28px),
    radial-gradient(1100px 420px at 88% -10%,rgba(127,169,155,.22),transparent 62%);
  pointer-events:none;
}
.banner-inner{
  position:relative;display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center;
  padding:44px 0 50px;min-height:240px;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--weak);margin-bottom:14px;}
.crumbs li{display:flex;align-items:center;gap:8px;}
.crumbs .sep{color:#CFC8BB;}
.crumbs a{transition:color .2s ease-out;}
.crumbs a:hover{color:var(--ink);}
.crumbs .current{color:var(--weak);}
.banner-inner h1{
  font-size:clamp(1.85rem,3.5vw,2.65rem);font-weight:700;letter-spacing:.01em;margin-bottom:14px;
}
.banner-lead{font-size:17px;color:var(--muted);max-width:560px;}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:var(--r-badge);
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
  background:rgba(127,169,155,.18);color:var(--song);
}
.tag-amber{background:rgba(210,112,58,.14);color:var(--amber-deep);}
.banner-figure{
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-2);border:1px solid var(--line);
  background:#fff;
}
.banner-figure img{width:100%;height:230px;object-fit:cover;}

/* ---------- sections ---------- */
.section{padding:72px 0;}
.section-alt{background:linear-gradient(180deg,#FBF9F5 0%,#F8F4EC 100%);border-top:1px solid var(--divider);border-bottom:1px solid var(--divider);}
@media (min-width:1024px){.section{padding:104px 0;}}
.section-head{max-width:760px;margin-bottom:38px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.16em;
  color:var(--bamboo);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--amber);border-radius:2px;}
.section-head h2{font-size:clamp(1.5rem,2.4vw,2.1rem);margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:16px;}

/* table */
.table-wrap{
  border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:var(--sh-1);
}
.rule-table{width:100%;border-collapse:collapse;min-width:100%;}
.rule-table caption{
  caption-side:top;text-align:left;padding:18px 20px 14px;font-size:13px;color:var(--weak);
}
.rule-table thead th{
  background:var(--ink);color:#fff;font-size:14px;font-weight:600;text-align:left;
  padding:15px 20px;white-space:nowrap;
}
.rule-table tbody td{
  padding:17px 20px;font-size:15px;color:var(--muted);vertical-align:top;border-top:1px solid var(--divider);
}
.rule-table tbody tr:nth-child(even){background:#FBF9F5;}
.rule-table tbody td:first-child{color:var(--text);font-weight:600;}
.rule-table tbody tr{transition:background .2s ease-out;}
.rule-table tbody tr:hover{background:rgba(127,169,155,.1);}
.table-note{margin-top:16px;font-size:13.5px;color:var(--weak);}

/* cards */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.card:hover{transform:translateY(-2px);border-color:var(--bamboo);box-shadow:var(--sh-2);}
.card-icon{
  display:grid;place-items:center;width:46px;height:46px;border-radius:14px;
  background:rgba(127,169,155,.18);color:var(--song);margin-bottom:16px;
}
.card h3{font-size:1.2rem;margin-bottom:10px;}
.card p{color:var(--muted);font-size:15px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:14px;font-weight:600;
  color:var(--song);transition:color .2s ease-out;
}
.link-arrow svg{transition:transform .2s ease-out;}
.link-arrow:hover{color:var(--amber-deep);}
.link-arrow:hover svg{transform:translateX(4px);}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step;}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px 24px;box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.step:hover{transform:translateY(-3px);border-color:var(--bamboo);box-shadow:var(--sh-2);}
.step-num{
  font-family:var(--serif);font-size:40px;font-weight:700;color:var(--bamboo);line-height:1;
  margin-bottom:14px;transition:color .2s ease-out;
}
.step:hover .step-num{color:var(--amber);}
.step h3{font-size:1.08rem;margin-bottom:10px;}
.step p{font-size:14.5px;color:var(--muted);}
.step::after{
  content:"";position:absolute;top:46px;right:-12px;width:12px;height:1.5px;background:var(--line);
}
.step:last-child::after{display:none;}
.steps-cta{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;}

/* numbered notes */
.notes{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:start;}
.notes-title{font-size:clamp(1.5rem,2.4vw,2.1rem);margin-bottom:14px;}
.notes-left p{color:var(--muted);font-size:16px;}
.note-list{border-top:1px solid var(--line);}
.note{
  display:grid;grid-template-columns:78px 1fr;gap:18px;align-items:start;
  padding:24px 4px;border-bottom:1px solid var(--line);
  transition:background .2s ease-out;
}
.note:hover{background:#FBF9F5;}
.note-idx{
  font-family:var(--serif);font-size:44px;line-height:1;color:var(--song);font-weight:700;
  transition:color .2s ease-out,transform .2s ease-out;
}
.note:hover .note-idx{color:var(--amber);transform:translateX(4px);}
.note h3{font-size:1.12rem;margin-bottom:8px;}
.note p{font-size:15px;color:var(--muted);}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.faq-item:hover{border-color:var(--bamboo);}
.faq-item.is-open{border-color:var(--ink);box-shadow:var(--sh-2);}
.faq-q{
  display:flex;align-items:center;gap:14px;width:100%;text-align:left;padding:20px 22px;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq-q .q-idx{
  font-family:var(--serif);font-size:15px;color:var(--amber);min-width:26px;
}
.faq-q .q-icon{
  margin-left:auto;position:relative;width:18px;height:18px;flex:0 0 auto;
}
.faq-q .q-icon::before,.faq-q .q-icon::after{
  content:"";position:absolute;background:var(--song);border-radius:2px;
  transition:transform .22s ease-out,opacity .22s ease-out;
}
.faq-q .q-icon::before{left:0;top:8px;width:18px;height:2px;}
.faq-q .q-icon::after{left:8px;top:0;width:2px;height:18px;}
.faq-item.is-open .q-icon::after{transform:scaleY(0);opacity:0;}
.faq-item.is-open .q-icon::before{background:var(--amber);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .24s ease-out;
}
.faq-item.is-open .faq-a{max-height:340px;}
.faq-a-inner{
  padding:0 22px 22px 62px;font-size:15px;color:var(--muted);border-top:1px solid var(--divider);
  padding-top:16px;
}

/* cta band */
.cta-band{
  margin:0 auto;background:#fff;border:1.5px dashed rgba(14,61,56,.35);border-radius:20px;
  padding:34px 32px;display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:space-between;
  box-shadow:var(--sh-1);
}
.cta-band h2{font-size:clamp(1.3rem,2vw,1.7rem);margin-bottom:8px;}
.cta-band p{color:var(--muted);font-size:15px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* footer */
.site-footer{background:var(--ink);color:rgba(255,255,255,.78);padding:64px 0 26px;margin-top:20px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;}
.footer-brand .logo-text b{color:#fff;}
.footer-brand .logo-text em{color:rgba(255,255,255,.55);}
.footer-brand p{margin-top:16px;font-size:14.5px;color:rgba(255,255,255,.68);max-width:320px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-family:var(--sans);font-weight:700;letter-spacing:.04em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.72);transition:color .2s ease-out,text-decoration-color .2s ease-out;}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer-col p{font-size:14.5px;color:rgba(255,255,255,.68);margin-bottom:10px;}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.58);
}

/* reveal */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease-out,transform .5s ease-out;}
.reveal.is-in{opacity:1;transform:none;}

/* responsive */
@media (max-width:1024px){
  .banner-inner{grid-template-columns:1fr;gap:26px;padding:34px 0 40px;}
  .banner-figure img{height:200px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .step:nth-child(2)::after{display:none;}
  .notes{grid-template-columns:1fr;gap:26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:900px){
  .nav-menu,.nav-right .nav-search,.nav-right .btn-primary{display:none;}
  .burger{display:inline-flex;}
  .nav-inner{height:60px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:26px;}
  .grid-2{grid-template-columns:1fr;gap:16px;}
  .steps{grid-template-columns:1fr;gap:14px;}
  .step::after{display:none;}
  .note{grid-template-columns:56px 1fr;gap:14px;padding:20px 4px;}
  .note-idx{font-size:34px;}
  .table-wrap{border:0;background:transparent;box-shadow:none;overflow:visible;}
  .rule-table thead{display:none;}
  .rule-table,.rule-table tbody,.rule-table tr,.rule-table td{display:block;width:100%;}
  .rule-table caption{padding:0 0 14px;}
  .rule-table tr{
    background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
    margin-bottom:14px;padding:8px 4px;box-shadow:var(--sh-1);
  }
  .rule-table tbody tr:nth-child(even){background:#fff;}
  .rule-table tbody td{
    border-top:0;padding:10px 18px;display:grid;grid-template-columns:88px 1fr;gap:12px;
  }
  .rule-table tbody td::before{
    content:attr(data-label);font-size:13px;font-weight:600;color:var(--song);
  }
  .rule-table tbody td:first-child{
    font-family:var(--serif);font-size:1.05rem;color:var(--ink);
    border-bottom:1px solid var(--divider);padding-bottom:12px;margin-bottom:6px;
  }
  .rule-table tbody td:first-child::before{content:"";display:none;}
  .faq-a-inner{padding-left:22px;}
  .cta-band{padding:26px 20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
}
@media (max-width:520px){
  .banner-inner h1{font-size:1.65rem;}
  .logo-text b{font-size:18px;}
  .logo-text em{font-size:10px;letter-spacing:.14em;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category4 */
:root{
  --ink:#0E3D38;
  --ink-deep:#0A2B27;
  --ink-mid:#1C5C53;
  --amber:#D2703A;
  --amber-dark:#B8612F;
  --bamboo:#7FA99B;
  --paper:#F6F2EA;
  --card:#FFFFFF;
  --text:#1B1F1E;
  --muted:#5A625F;
  --weak:#8A918D;
  --line:#E4DFD5;
  --divider:#EFEAE1;
  --success:#2F7D5D;
  --warn:#C0392B;
  --focus:rgba(210,112,58,.45);
  --radius-card:16px;
  --radius-img:14px;
  --radius-badge:6px;
  --shadow-1:0 1px 2px rgba(16,24,22,.04);
  --shadow-2:0 8px 24px -12px rgba(16,24,22,.12);
  --shadow-3:0 12px 32px -16px rgba(14,61,56,.35);
  --nav-h:68px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'PingFang SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:16px;line-height:1.85;
  color:var(--text);background:var(--paper);
}
h1,h2,h3,.serif{font-family:'Noto Serif SC','Songti SC',Georgia,serif}
h1,h2,h3,h4,p,figure{margin:0}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none;margin:0;padding:0}
img{max-width:100%;display:block}
button{font:inherit;border:0;background:none;cursor:pointer;color:inherit}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:50;background:#fff;
  border-bottom:1px solid var(--line);transition:box-shadow .22s ease-out;
}
.site-header.is-scrolled{box-shadow:var(--shadow-2)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:var(--nav-h)}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink)}
.logo-mark{display:inline-flex;color:var(--ink)}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text b{font-family:'Noto Serif SC','Songti SC',serif;font-size:20px;font-weight:700;letter-spacing:.02em}
.logo-text em{font-style:normal;font-size:11px;letter-spacing:.18em;color:var(--weak)}
.nav-menu{display:flex;align-items:center;gap:26px}
.nav-menu a{
  position:relative;font-size:15px;color:var(--muted);padding:6px 0;
  transition:color .2s ease-out;
}
.nav-menu a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--amber);transition:width .22s ease-out;
}
.nav-menu a:hover{color:var(--ink)}
.nav-menu a:hover::after{width:100%}
.nav-menu a.is-active{color:var(--ink);font-weight:600}
.nav-menu a.is-active::after{width:100%}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-search{position:relative;display:flex;align-items:center}
.nav-search svg{position:absolute;left:13px;color:var(--weak);pointer-events:none}
.nav-search input{
  width:228px;height:40px;border-radius:999px;border:1px solid var(--line);
  background:#FBF9F5;padding:0 16px 0 38px;font-size:14px;color:var(--text);
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.nav-search input::placeholder{color:var(--weak)}
.nav-search input:focus{border-color:var(--amber);box-shadow:0 0 0 3px var(--focus);outline:none}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-size:15px;font-weight:600;padding:12px 24px;
  transition:background-color .2s ease-out,color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
  white-space:nowrap;
}
.btn-primary{background:var(--amber);color:#fff;box-shadow:var(--shadow-3)}
.btn-primary:hover{background:var(--amber-dark);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{border:1.5px solid var(--ink);color:var(--ink);background:transparent}
.btn-outline:hover{background:var(--ink);color:#fff}
.btn-sm{padding:9px 18px;font-size:14px}
.burger{display:none;width:42px;height:42px;border-radius:12px;position:relative;border:1px solid var(--line)}
.burger span,.burger::before,.burger::after{
  content:"";position:absolute;left:50%;width:18px;height:2px;background:var(--ink);
  border-radius:2px;transform:translateX(-50%);transition:transform .2s ease-out,opacity .2s ease-out;
}
.burger span{top:50%;margin-top:-1px}
.burger::before{top:15px}
.burger::after{bottom:15px}
.nav-drawer{
  position:fixed;top:0;right:0;z-index:70;width:300px;max-width:86vw;height:100%;
  background:#fff;padding:26px 22px;overflow-y:auto;
  transform:translateX(100%);transition:transform .26s ease-out;box-shadow:-16px 0 40px -24px rgba(10,43,39,.4);
}
.drawer-overlay{
  position:fixed;inset:0;z-index:65;background:rgba(10,43,39,.45);
  opacity:0;pointer-events:none;transition:opacity .26s ease-out;
}
body.drawer-open .nav-drawer{transform:translateX(0)}
body.drawer-open .drawer-overlay{opacity:1;pointer-events:auto}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);font-size:18px;color:var(--muted)}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:20px}
.drawer-nav a{padding:12px 4px;border-bottom:1px solid var(--divider);font-size:15px;color:var(--muted)}
.drawer-nav a.is-active{color:var(--ink);font-weight:600}
.drawer-nav a:hover{color:var(--ink)}
.drawer-search{position:relative;margin-bottom:16px}
.drawer-search input{width:100%;height:44px;border-radius:999px;border:1px solid var(--line);background:#FBF9F5;padding:0 16px;font-size:14px}
.drawer-search input:focus{border-color:var(--amber);box-shadow:0 0 0 3px var(--focus);outline:none}
.drawer-cta{width:100%}
@media (max-width:1023px){
  .nav-menu{display:none}
  .nav-search{display:none}
  .burger{display:block}
}

/* ============ 引导条 ============ */
.page-banner{
  position:relative;overflow:hidden;min-height:240px;
  display:flex;align-items:center;
  background-color:var(--paper);
  background-image:repeating-linear-gradient(90deg,rgba(14,61,56,.055) 0 1px,transparent 1px 84px);
  border-bottom:1px solid var(--divider);
  padding:42px 0;
}
.page-banner .container{position:relative;z-index:2;width:100%}
.banner-art{
  position:absolute;right:0;top:0;height:100%;width:440px;z-index:1;
  background-image:url('/assets/images/coverpic/cover-3.webp');
  background-size:cover;background-position:center;opacity:.16;pointer-events:none;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 70%);
  mask-image:linear-gradient(90deg,transparent,#000 70%);
}
.breadcrumb{font-size:13px;color:var(--weak);margin-bottom:14px}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";margin-right:8px;color:var(--line)}
.breadcrumb a:hover{color:var(--amber)}
.breadcrumb [aria-current="page"]{color:var(--muted)}
.page-banner h1{
  font-size:clamp(1.9rem,3.6vw,2.9rem);line-height:1.24;font-weight:700;
  color:var(--ink);letter-spacing:.01em;max-width:760px;
}
.banner-lead{margin-top:14px;font-size:16px;color:var(--muted);max-width:640px}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}

/* ============ 通用徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  border-radius:var(--radius-badge);font-size:12px;padding:4px 10px;font-weight:500;
}
.badge-bamboo{background:rgba(127,169,155,.16);color:#255E52}
.badge-amber{background:rgba(210,112,58,.14);color:#A5511F}
.badge-ink{background:rgba(14,61,56,.10);color:var(--ink-mid)}

/* ============ 筛选条 ============ */
.filter-bar{border-bottom:1px solid var(--divider);background:rgba(255,255,255,.7)}
.filter-inner{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:16px 0}
.filter-label{font-size:13px;color:var(--weak);margin-right:4px}
.filter-chip{
  border:1px solid var(--line);background:#fff;border-radius:999px;
  padding:7px 16px;font-size:14px;color:var(--muted);
  transition:border-color .2s ease-out,color .2s ease-out,background-color .2s ease-out;
}
.filter-chip:hover{border-color:var(--bamboo);color:var(--ink)}
.filter-chip.is-on{background:var(--ink);border-color:var(--ink);color:#fff}

/* ============ 板块 ============ */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:88px 0}}
.section-tight{padding-top:40px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.section-head h2{
  font-size:clamp(1.5rem,2.6vw,2.05rem);line-height:1.3;color:var(--ink);font-weight:700;
  max-width:680px;
}
.section-head p{margin-top:10px;color:var(--muted);font-size:15px;max-width:620px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.16em;
  color:var(--bamboo);text-transform:uppercase;margin-bottom:12px;font-weight:600;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--amber);border-radius:2px}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--ink-mid)}
.text-link span{transition:transform .2s ease-out}
.text-link:hover{color:var(--amber)}
.text-link:hover span{transform:translateX(4px)}

/* ============ 高频问题速览 ============ */
.quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.quick-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-1);
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
  display:flex;flex-direction:column;gap:12px;
}
.quick-card:hover{transform:translateY(-2px);border-color:var(--bamboo);box-shadow:var(--shadow-2)}
.quick-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.quick-num{font-family:'Noto Serif SC','Songti SC',serif;font-size:30px;color:var(--bamboo);line-height:1}
.quick-card h3{font-size:1.18rem;color:var(--ink);font-weight:700}
.quick-card p{font-size:15px;color:var(--muted);line-height:1.8}
.quick-card .text-link{margin-top:auto}

/* ============ 分组手风琴 ============ */
.faq-groups{display:flex;flex-direction:column;gap:44px}
.faq-group{scroll-margin-top:96px}
.group-head{display:flex;align-items:center;gap:16px;margin-bottom:18px}
.group-num{font-family:'Noto Serif SC','Songti SC',serif;font-size:34px;color:var(--ink-mid);line-height:1;font-weight:700}
.group-head h3{font-size:1.3rem;color:var(--ink);font-weight:700;white-space:nowrap}
.group-line{flex:1;height:1px;background:var(--line)}
.acc{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1)}
.acc-item+.acc-item{border-top:1px solid var(--divider)}
.acc-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);
  transition:background-color .2s ease-out;
}
.acc-q:hover{background:#FBF9F5}
.acc-item.open .acc-q{background:#FBF9F5}
.acc-index{font-family:'Noto Serif SC','Songti SC',serif;color:var(--bamboo);font-size:14px;margin-right:10px;font-weight:700}
.acc-q-text{display:flex;align-items:center;flex:1;min-width:0}
.acc-icon{position:relative;width:20px;height:20px;flex:0 0 20px}
.acc-icon::before,.acc-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--ink);border-radius:2px;
  transform:translate(-50%,-50%);transition:transform .2s ease-out,opacity .2s ease-out;
}
.acc-icon::before{width:14px;height:2px}
.acc-icon::after{width:2px;height:14px}
.acc-item.open .acc-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.acc-a{max-height:0;overflow:hidden;transition:max-height .28s ease-out}
.acc-a-inner{padding:0 24px 22px 58px;font-size:15px;color:var(--muted);line-height:1.85}
@media (max-width:520px){
  .acc-q{padding:18px;font-size:15px}
  .acc-a-inner{padding:0 18px 20px 18px}
  .acc-index{margin-right:6px}
}

/* ============ 排查流程 ============ */
.flow-wrap{display:grid;grid-template-columns:5fr 7fr;gap:36px;align-items:center}
.flow-media{border-radius:var(--radius-img);overflow:hidden;position:relative;box-shadow:var(--shadow-2)}
.flow-media img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover}
.flow-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 20px;font-size:13px;color:#fff;
  background:linear-gradient(180deg,transparent,rgba(10,43,39,.78));
}
.flow-steps{display:flex;flex-direction:column}
.flow-step{display:flex;gap:18px;padding:20px 0;border-bottom:1px solid var(--divider)}
.flow-step:last-child{border-bottom:0}
.flow-dot{
  flex:0 0 44px;width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(127,169,155,.18);color:var(--ink-mid);
  font-family:'Noto Serif SC','Songti SC',serif;font-weight:700;font-size:15px;
}
.flow-step h3{font-size:1.06rem;color:var(--ink);font-weight:700;margin-bottom:6px}
.flow-step p{font-size:15px;color:var(--muted)}

/* ============ 注意事项 ============ */
.notes-wrap{display:grid;grid-template-columns:5fr 7fr;gap:36px;align-items:start}
.notes-intro h2{font-size:clamp(1.5rem,2.6vw,2rem);color:var(--ink);line-height:1.3}
.notes-intro p{margin-top:14px;color:var(--muted);font-size:15px}
.notes-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:8px 26px;box-shadow:var(--shadow-1)}
.note-item{display:flex;gap:14px;padding:22px 0;border-bottom:1px solid var(--divider)}
.note-item:last-child{border-bottom:0}
.note-mark{
  flex:0 0 26px;width:26px;height:26px;border-radius:8px;margin-top:4px;
  background:rgba(192,57,43,.10);color:var(--warn);
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
}
.note-item h3{font-size:1rem;color:var(--ink);font-weight:700;margin-bottom:4px}
.note-item p{font-size:14.5px;color:var(--muted)}

/* ============ CTA 带 ============ */
.cta-band{
  border:1.5px solid var(--ink);border-radius:20px;background:#fff;
  padding:34px 36px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  box-shadow:var(--shadow-1);
}
.cta-band h2{font-size:clamp(1.3rem,2.2vw,1.7rem);color:var(--ink);font-weight:700}
.cta-band p{margin-top:8px;color:var(--muted);font-size:15px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:768px){
  .cta-band{padding:26px 22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#D9E6E1;margin-top:24px}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding:64px 0 40px;
}
.footer-brand .logo-text b{color:#fff}
.footer-brand .logo-text em{color:rgba(217,230,225,.6)}
.footer-brand p{margin-top:16px;font-size:14px;color:rgba(217,230,225,.72);max-width:280px}
.footer-col h4{font-size:14px;color:#fff;font-weight:700;margin-bottom:16px;letter-spacing:.04em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a,.footer-col p{font-size:14px;color:rgba(217,230,225,.72);transition:color .2s ease-out}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-col p{margin-bottom:8px;max-width:260px}
.footer-bottom{
  border-top:1px solid rgba(217,230,225,.16);padding:20px 0 28px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(217,230,225,.6);
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .flow-wrap,.notes-wrap{grid-template-columns:1fr;gap:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:52px 0 32px}
  .quick-grid{gap:18px}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .quick-grid{grid-template-columns:1fr}
  .section-head{margin-bottom:24px}
  .cta-band h2{font-size:1.25rem}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .group-head{gap:10px}
  .group-num{font-size:26px}
  .group-head h3{font-size:1.1rem}
  .quick-card{padding:20px}
  .notes-panel{padding:4px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}